12220208

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 32654160

約数和(自身を除く): 20433952

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 109, 112, 143, 154, 176, 182, 196, 208, 218, 286, 308, 364, 392, 436, 539, 572, 616, 637, 728, 763, 784, 872, 1001, 1078, 1144, 1199, 1232, 1274, 1417, 1456, 1526, 1744, 2002, 2156, 2288, 2398, 2548, 2834, 3052, 4004, 4312, 4796, 5096, 5341, 5668, 6104, 7007, 8008, 8393, 8624, 9592, 9919, 10192, 10682, 11336, 12208, 14014, 15587, 16016, 16786, 19184, 19838, 21364, 22672, 28028, 31174, 33572, 39676, 42728, 56056, 58751, 62348, 67144, 69433, 79352, 85456, 109109, 112112, 117502, 124696, 134288, 138866, 158704, 218218, 235004, 249392, 277732, 436436, 470008, 555464, 763763, 872872, 940016, 1110928, 1527526, 1745744, 3055052, 6110104, 12220208]

約数ペア:

[(1, 12220208), (2, 6110104), (4, 3055052), (7, 1745744), (8, 1527526), (11, 1110928), (13, 940016), (14, 872872), (16, 763763), (22, 555464), (26, 470008), (28, 436436), (44, 277732), (49, 249392), (52, 235004), (56, 218218), (77, 158704), (88, 138866), (91, 134288), (98, 124696), (104, 117502), (109, 112112), (112, 109109), (143, 85456), (154, 79352), (176, 69433), (182, 67144), (196, 62348), (208, 58751), (218, 56056), (286, 42728), (308, 39676), (364, 33572), (392, 31174), (436, 28028), (539, 22672), (572, 21364), (616, 19838), (637, 19184), (728, 16786), (763, 16016), (784, 15587), (872, 14014), (1001, 12208), (1078, 11336), (1144, 10682), (1199, 10192), (1232, 9919), (1274, 9592), (1417, 8624), (1456, 8393), (1526, 8008), (1744, 7007), (2002, 6104), (2156, 5668), (2288, 5341), (2398, 5096), (2548, 4796), (2834, 4312), (3052, 4004)]